body{
    background: #fff;
}
.my_content{
    width: 100%;
}
.my_video{
    width: 100%;
    height: 4.22rem;
    position: relative;
}
.my_video img{
    width: 100%;
    height: 4.22rem;
}
.my_video .my_mengban{
    width: 100%;
    height: 4.22rem;
    position: absolute;
    left:0;
    top:0;
    background: rgba(0,0,0,0.5);
    font-size: 0.34rem;
    line-height: 4.22rem;
    color: #fff;
    text-align: center;
}
.my_nav{
    width: 7rem;
    margin:0 auto;
    padding-top:0.33rem;
}
.my_nav .my_navItem{
    float: left;
    width: 1.8rem;
    margin:0.25rem;
}
.my_nav .my_navItem h4{
    text-align: center;
    font-size: 0.24rem;
    line-height: 0.38rem;
    margin-top:0.18rem;
}
.my_nav .my_navItem .my_tb{
    width: 1.8rem;
    height: 0.64rem;
}
.my_nav .my_navItem .my_tb img{
    display: block;
}
.my_nav .my_navItem .my_tb1 img{
    width: 0.92rem;
    height: 0.63rem;
    margin:0 auto;
}
.my_nav .my_navItem .my_tb2 img,.my_nav .my_navItem .my_tb10 img,.my_nav .my_navItem .my_tb11 img{
    width: 0.5rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_nav .my_navItem .my_tb3 img{
    width: 0.57rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_nav .my_navItem .my_tb4 img{
    width: 0.43rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_nav .my_navItem .my_tb5 img{
    width: 0.52rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_nav .my_navItem .my_tb6 img{
    width: 0.7rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_nav .my_navItem .my_tb7 img{
    width: 0.52rem;
    height: 0.52rem;
    margin:0.06rem auto;
}
.my_nav .my_navItem .my_tb8 img{
    width: 0.6rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_nav .my_navItem .my_tb9 img{
    width: 0.49rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_nav .my_navItem .my_tb12 img{
    width: 0.45rem;
    height: 0.5rem;
    margin:0.07rem auto;
}
.my_shuoming{
    color: #4d4d4d;
    line-height: 0.26rem;
    font-size: 0.2rem;
    padding:0.2rem 0.4rem;
}
.my_shuoming span{
    float: left;
    width: 0.7rem;
}
.my_shuoming p{
    float: left;
    width: 6rem;
}

